Hello, I am having problems with the DoExpressCheckoutPayment. I do the SetExpressCheckout -> GetExpressCheckoutDetails. Until there, everything is Ok, but after GetExpressCheckoutDetails i should do DoExpressCheckoutPayment, but I keep receiving "INTERNAL ERROR". What does it mean? WHAT I SEND TO DoExpressCheckoutPayment: {'USER': 'XXXX', u'L_PAYMENTREQUEST_0_QTY0': u'1', u'PAYMENTREQUEST_0_SHIPTOSTREET': u'XXXX', u'NOTIFYURL': u'XXXX', u'ACK': u'Success', u'LASTNAME': u'XXXX', u'SHIPTOCITY': u'XXXX', u'SHIPTONAME': u'XXXX', 'PAYMENTINFO_0_SELLERUSERNAME': 'XXXX', u'L_PAYMENTREQUEST_0_TAXAMT0': u'0.00', u'SHIPDISCAMT': u'0.00', u'PAYMENTREQUESTINFO_0_ERRORCODE': u'0', u'PAYMENTREQUEST_0_ADDRESSSTATUS': u'Confirmed', u'ITEMAMT': u'48.00', 'SIGNATURE': 'XXXX', u'PAYMENTREQUEST_0_INSURANCEAMT': u'0.00', u'SHIPPINGAMT': u'0.00', u'SHIPTOCOUNTRYCODE': u'BR', u'EMAIL': u'XXXX', u'CORRELATIONID': u'a8bf27b02c46e', u'L_PAYMENTREQUEST_0_NAME0': u'XXXX', u'ADDRESSSTATUS': u'Confirmed', u'PAYMENTREQUEST_0_INSURANCEOPTIONOFFERED': u'false', 'METHOD': 'DoExpressCheckoutPayment', u'TAXAMT': u'0.00', u'INSURANCEOPTIONOFFERED': u'false', u'PAYMENTREQUEST_0_SHIPTOCITY': u'XXXX', u'SHIPTOSTREET': u'XXXX', 'PWD': 'XXXXX', u'PAYMENTREQUEST_0_AMT': u'48.00', u'PAYMENTREQUEST_0_SHIPTOSTREET2': u'XXXX', u'PAYMENTREQUEST_0_HANDLINGAMT': u'0.00', u'PAYMENTREQUEST_0_TAXAMT': u'0.00', u'SHIPTOCOUNTRYNAME': u'XXXXX', u'PAYMENTREQUEST_0_SHIPTOCOUNTRYCODE': u'BR', u'TAXIDTYPE': u'BR_CPF', 'PAYMENTREQUEST_0_SELLERUSERNAME': 'XXXXX', u'AMT': u'48.00', u'PAYMENTREQUEST_0_SHIPTOZIP': u'22230%2d000', u'PAYMENTREQUEST_0_ITEMAMT': u'48.00', u'PAYMENTREQUEST_0_NOTIFYURL': u'XXXXX', u'PAYMENTREQUEST_0_SHIPTOCOUNTRYNAME': u'Brazil', u'PAYERID': u'DTTUJBT25GU8U', u'PAYMENTREQUEST_0_ADDRESSNORMALIZATIONSTATUS': u'Normalized', u'COUNTRYCODE': u'BR', 'PAYMENTINFO_0_SELLERPAYPALACCOUNTID': 'XXXXX', u'PAYMENTREQUEST_0_CURRENCYCODE': u'BRL', u'CURRENCYCODE': u'BRL', u'L_DESC0': u'XXXXX', u'TAXID': u'12154836780', u'PAYMENTREQUEST_0_SELLERPAYPALACCOUNTID': u'XXXXX', u'TOKEN': u'EC-0K782134SC7907421', u'VERSION': '114.0', u'PAYMENTREQUEST_0_SHIPDISCAMT': u'0.00', u'BUILD': u'53842365', u'INSURANCEAMT': u'0.00', u'L_QTY0': u'1', u'PAYMENTREQUEST_0_INVNUM': u'32', u'L_PAYMENTREQUEST_0_AMT0': u'48.00', u'SHIPTOZIP': u'22230%2d000', u'CHECKOUTSTATUS': u'PaymentActionNotInitiated', u'PAYMENTREQUEST_0_SHIPTOSTATE': u'RJ', u'SHIPTOSTREET2': u'XXXX', u'BILLINGAGREEMENTACCEPTEDSTATUS': u'0', u'L_PAYMENTREQUEST_0_NUMBER0': u'17', u'PAYERSTATUS': u'unverified', 'PAYMENTINFO_0_SELLERID': 'XXXXXXX', u'FIRSTNAME': u'XXXXX', u'TIMESTAMP': u'2019%2d12%2d10T03%3a26%3a36Z', u'SHIPTOSTATE': u'RJ', u'L_TAXAMT0': u'0.00', u'L_NUMBER0': u'17', u'L_PAYMENTREQUEST_0_DESC0': u'XXXXX', 'PAYMENTREQUEST_0_PAYMENTACTION': 'Sale', 'PAYMENTREQUEST_0_SELLERID': 'MKSDW75XFSUEN', u'PAYMENTREQUEST_0_SHIPPINGAMT': u'0.00', u'HANDLINGAMT': u'0.00', u'PAYMENTREQUEST_0_SHIPTONAME': u'XXXXX', u'L_AMT0': u'48.00', u'L_NAME0': u'XXXXX', u'INVNUM': u'32'} RESPONSE {u'ACK': u'Failure', u'TIMESTAMP': u'2019%2d12%2d10T03%3a26%3a37Z', u'L_SEVERITYCODE0': u'Error', u'L_SHORTMESSAGE0': u'Internal Error', u'L_LONGMESSAGE0': u'Internal Error', u'TOKEN': u'EC%2d0K782134SC7907421', u'VERSION': u'114.0', u'SUCCESSPAGEREDIRECTREQUESTED': u'false', u'BUILD': u'53842365', u'L_ERRORCODE0': u'10001', u'CORRELATIONID': u'c325800be612c'} What can I do??
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